Question

What is thalamus? Name the floral whorls.

Answer 1

Thalamus :

A typical flower has 4 different kinds of whorls arranged successively on the swollen end of stalk or pedicel, called thalamus .

Floral whorls are :

1. Calyx
2. corolla
3. Androecium
4. Gynoecium

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Answer 2

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The flower is borne over a stalk called pedicel. The tip of the pedicel is enlarged into two broad base called thalamus or receptacle which holds the flower parts.

The parts of a flower arises on the receptacle in the form of 4 whorles -

(i) Calyx

(ii) Corolla

(iii) Androecium

(iv) Gynoecium